13978827

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:971

約数の個数: 24

約数和(自身を含む): 21189168

約数和(自身を除く): 7210341

約数列:

[1, 3, 9, 41, 43, 123, 129, 369, 387, 881, 1763, 2643, 5289, 7929, 15867, 36121, 37883, 108363, 113649, 325089, 340947, 1553203, 4659609, 13978827]

約数ペア:

[(1, 13978827), (3, 4659609), (9, 1553203), (41, 340947), (43, 325089), (123, 113649), (129, 108363), (369, 37883), (387, 36121), (881, 15867), (1763, 7929), (2643, 5289)]